It seems that the vintage stuff fans are quick to mention their favorite unit's:
** See an interesting, (partly) related story: https://goo.gl/5Lqk7f **
..... Beats me..... :-)
- Weight, which seems to be somehow related to build quality (?)
- Maximal power output
- How low of an impedance it can drive
** See an interesting, (partly) related story: https://goo.gl/5Lqk7f **
..... Beats me..... :-)